---
prelude:
  - |
    Previously the swap size was fixed at 1GB.
features:
  - |
    If the environmental variable 'SWAP_SIZE' is set when the
    'init.sh' script is called, then a 'SWAP_SIZE' GB swap space will
    be configured. If 'SWAP_SIZE' is '0' or is not a valid integer,
    then no swap space is cofigured. If it is unset then 1GB of swap
    will be configured.